/* ============================================================
   body-diagram.css — 全身图与分层高亮样式
   ============================================================ */

.body-diagram {
  display: block;
  width: 100%;
  height: auto;
  max-width: 360px;
  margin: 0 auto;
  user-select: none;
}

.body-diagram.part-only {
  max-width: 300px;
}

/* 轮廓参考线 */
.outline-ref path { transition: opacity 0.3s; }

/* 部位图层默认：低饱和淡显 */
.part-region {
  transition: opacity 0.25s, filter 0.25s, transform 0.2s;
  transform-origin: center;
  transform-box: fill-box;
}
.part-region path,
.part-region circle {
  transition: opacity 0.25s, filter 0.25s, stroke-width 0.2s;
}

/* hover 轻微强调（桌面） */
@media (hover: hover) {
  .part-region:hover {
    opacity: 1 !important;
    filter: brightness(1.15) drop-shadow(0 0 6px currentColor);
  }
}

/* 高亮态：选中 */
.part-region.active {
  opacity: 1 !important;
  animation: partPulse 1.6s ease-in-out infinite;
  filter: drop-shadow(0 0 8px rgba(168, 130, 31, 0.6));
}
.part-region.active path,
.part-region.active circle {
  filter: brightness(1.1);
}

/* 暗化态：未选中 */
.part-region.dim {
  opacity: 0.12 !important;
}

/* 隐藏态：组筛选时 */
.part-region.hidden {
  opacity: 0 !important;
  pointer-events: none;
}

@keyframes partPulse {
  0%, 100% { filter: drop-shadow(0 0 4px rgba(168, 130, 31, 0.4)); }
  50%      { filter: drop-shadow(0 0 12px rgba(168, 130, 31, 0.8)); }
}

/* 图容器 */
.diagram-wrap {
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 8px 0;
  box-shadow: none;
  position: sticky;
  top: calc(var(--header-h) + 16px);
}
.diagram-wrap .diagram-title {
  text-align: center;
  font-size: 0.85rem;
  color: var(--ink-3);
  margin-bottom: 4px;
}

/* 组筛选按钮条 */
.group-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
  margin-top: 12px;
}
.group-filter {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface-2);
  font-size: 0.78rem;
  color: var(--ink-2);
  cursor: pointer;
  transition: all 0.18s;
}
.group-filter:hover { border-color: var(--gold); }
.group-filter.active { background: var(--ink); color: #fff; border-color: var(--ink); }
.group-filter .swatch {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--swatch);
}

/* 图例提示 */
.diagram-hint {
  text-align: center;
  font-size: 0.75rem;
  color: var(--ink-3);
  margin-top: 8px;
  font-style: italic;
}